HubSpot is a US B2B company that develops and markets software for inbound marketing, sales and customer service. HubSpot was founded by Brian Halligan and Dharmesh Shah in 2003.

Its products and services include tools for customer relationship management, social media marketing, content management systems, lead generation, website audience measurement, search engine optimisation, chat and customer service.

It is headquartered in Cambridge, Massachusetts, USA. In May 2019, the company opened its ninth global office and first French office in Paris.